[DirectX] Update test after opt learned to infer datalayout (#70726)

Since e39f6c1 "[opt] Infer DataLayout from triple if not
specified", this test (correctly) emits a load of an i64 with 8 byte
alignment, rather than with 4 byte alignment.

Author: bogner

llvm/test/CodeGen/DirectX/typed_ptr.ll

@@ -1,3 +1,4 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 3
 ; RUN: opt -S -dxil-prepare < %s | FileCheck %s
 target triple = "dxil-unknown-unknown"
 
@@ -7,7 +8,7 @@ target triple = "dxil-unknown-unknown"
 define i64 @test(i64* %p) {
 ; CHECK-LABEL: define i64 @test(
 ; CHECK-SAME: ptr [[P:%.*]]) {
-; CHECK-NEXT:    [[V:%.*]] = load i64, ptr [[P]], align 4
+; CHECK-NEXT:    [[V:%.*]] = load i64, ptr [[P]], align 8
 ; CHECK-NEXT:    ret i64 [[V]]
 ;
   %v = load i64, i64* %p